64515519915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{23}}^1\times {\mathrm{20071}}^1$

素因数の和:20142

約数の個数: 128

約数和(自身を含む): 135407960064

約数和(自身を除く): 70892440149

約数列:

[1, 3, 5, 7, 11, 15, 21, 23, 33, 35, 55, 69, 77, 105, 115, 121, 161, 165, 231, 253, 345, 363, 385, 483, 605, 759, 805, 847, 1155, 1265, 1331, 1771, 1815, 2415, 2541, 2783, 3795, 3993, 4235, 5313, 6655, 8349, 8855, 9317, 12705, 13915, 19481, 19965, 20071, 26565, 27951, 30613, 41745, 46585, 58443, 60213, 91839, 97405, 100355, 139755, 140497, 153065, 214291, 220781, 292215, 301065, 421491, 459195, 461633, 642873, 662343, 702485, 1071455, 1103905, 1384899, 1545467, 2107455, 2308165, 2428591, 3214365, 3231431, 3311715, 4636401, 5077963, 6924495, 7285773, 7727335, 9694293, 12142955, 15233889, 16157155, 17000137, 23182005, 25389815, 26714501, 35545741, 36428865, 48471465, 51000411, 55857593, 76169445, 80143503, 85000685, 106637223, 133572505, 167572779, 177728705, 187001507, 255002055, 279287965, 391003151, 400717515, 533186115, 561004521, 614433523, 837863895, 935007535, 1173009453, 1843300569, 1955015755, 2805022605, 3072167615, 4301034661, 5865047265, 9216502845, 12903103983, 21505173305, 64515519915]

約数ペア:

[(1, 64515519915), (3, 21505173305), (5, 12903103983), (7, 9216502845), (11, 5865047265), (15, 4301034661), (21, 3072167615), (23, 2805022605), (33, 1955015755), (35, 1843300569), (55, 1173009453), (69, 935007535), (77, 837863895), (105, 614433523), (115, 561004521), (121, 533186115), (161, 400717515), (165, 391003151), (231, 279287965), (253, 255002055), (345, 187001507), (363, 177728705), (385, 167572779), (483, 133572505), (605, 106637223), (759, 85000685), (805, 80143503), (847, 76169445), (1155, 55857593), (1265, 51000411), (1331, 48471465), (1771, 36428865), (1815, 35545741), (2415, 26714501), (2541, 25389815), (2783, 23182005), (3795, 17000137), (3993, 16157155), (4235, 15233889), (5313, 12142955), (6655, 9694293), (8349, 7727335), (8855, 7285773), (9317, 6924495), (12705, 5077963), (13915, 4636401), (19481, 3311715), (19965, 3231431), (20071, 3214365), (26565, 2428591), (27951, 2308165), (30613, 2107455), (41745, 1545467), (46585, 1384899), (58443, 1103905), (60213, 1071455), (91839, 702485), (97405, 662343), (100355, 642873), (139755, 461633), (140497, 459195), (153065, 421491), (214291, 301065), (220781, 292215)]