520099016840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6949}}^1\times {\mathrm{4643}}^1$

素因数の和:11647

約数の個数: 128

約数和(自身を含む): 1301360256000

約数和(自身を除く): 781261239160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 4643, 6949, 8060, 9286, 13898, 16120, 18572, 23215, 27796, 34745, 37144, 46430, 55592, 60359, 69490, 90337, 92860, 120718, 138980, 143933, 180674, 185720, 215419, 241436, 277960, 287866, 301795, 361348, 430838, 451685, 482872, 575732, 603590, 719665, 722696, 861676, 903370, 1077095, 1151464, 1207180, 1439330, 1723352, 1806740, 1871129, 2154190, 2414360, 2800447, 2878660, 3613480, 3742258, 4308380, 5600894, 5757320, 7484516, 8616760, 9355645, 11201788, 14002235, 14969032, 18711290, 22403576, 28004470, 32264207, 37422580, 56008940, 64528414, 74845160, 112017880, 129056828, 161321035, 258113656, 322642070, 419434691, 645284140, 838869382, 1000190417, 1290568280, 1677738764, 2000380834, 2097173455, 3355477528, 4000761668, 4194346910, 5000952085, 8001523336, 8388693820, 10001904170, 13002475421, 16777387640, 20003808340, 26004950842, 40007616680, 52009901684, 65012377105, 104019803368, 130024754210, 260049508420, 520099016840]

約数ペア:

[(1, 520099016840), (2, 260049508420), (4, 130024754210), (5, 104019803368), (8, 65012377105), (10, 52009901684), (13, 40007616680), (20, 26004950842), (26, 20003808340), (31, 16777387640), (40, 13002475421), (52, 10001904170), (62, 8388693820), (65, 8001523336), (104, 5000952085), (124, 4194346910), (130, 4000761668), (155, 3355477528), (248, 2097173455), (260, 2000380834), (310, 1677738764), (403, 1290568280), (520, 1000190417), (620, 838869382), (806, 645284140), (1240, 419434691), (1612, 322642070), (2015, 258113656), (3224, 161321035), (4030, 129056828), (4643, 112017880), (6949, 74845160), (8060, 64528414), (9286, 56008940), (13898, 37422580), (16120, 32264207), (18572, 28004470), (23215, 22403576), (27796, 18711290), (34745, 14969032), (37144, 14002235), (46430, 11201788), (55592, 9355645), (60359, 8616760), (69490, 7484516), (90337, 5757320), (92860, 5600894), (120718, 4308380), (138980, 3742258), (143933, 3613480), (180674, 2878660), (185720, 2800447), (215419, 2414360), (241436, 2154190), (277960, 1871129), (287866, 1806740), (301795, 1723352), (361348, 1439330), (430838, 1207180), (451685, 1151464), (482872, 1077095), (575732, 903370), (603590, 861676), (719665, 722696)]