548985220

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{79}}^1\times {\mathrm{1013}}^1$

素因数の和:1122

約数の個数: 96

約数和(自身を含む): 1362816000

約数和(自身を除く): 813830780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 79, 98, 140, 158, 196, 245, 316, 343, 395, 490, 553, 686, 790, 980, 1013, 1106, 1372, 1580, 1715, 2026, 2212, 2765, 3430, 3871, 4052, 5065, 5530, 6860, 7091, 7742, 10130, 11060, 14182, 15484, 19355, 20260, 27097, 28364, 35455, 38710, 49637, 54194, 70910, 77420, 80027, 99274, 108388, 135485, 141820, 160054, 198548, 248185, 270970, 320108, 347459, 400135, 496370, 541940, 560189, 694918, 800270, 992740, 1120378, 1389836, 1600540, 1737295, 2240756, 2800945, 3474590, 3921323, 5601890, 6949180, 7842646, 11203780, 15685292, 19606615, 27449261, 39213230, 54898522, 78426460, 109797044, 137246305, 274492610, 548985220]

約数ペア:

[(1, 548985220), (2, 274492610), (4, 137246305), (5, 109797044), (7, 78426460), (10, 54898522), (14, 39213230), (20, 27449261), (28, 19606615), (35, 15685292), (49, 11203780), (70, 7842646), (79, 6949180), (98, 5601890), (140, 3921323), (158, 3474590), (196, 2800945), (245, 2240756), (316, 1737295), (343, 1600540), (395, 1389836), (490, 1120378), (553, 992740), (686, 800270), (790, 694918), (980, 560189), (1013, 541940), (1106, 496370), (1372, 400135), (1580, 347459), (1715, 320108), (2026, 270970), (2212, 248185), (2765, 198548), (3430, 160054), (3871, 141820), (4052, 135485), (5065, 108388), (5530, 99274), (6860, 80027), (7091, 77420), (7742, 70910), (10130, 54194), (11060, 49637), (14182, 38710), (15484, 35455), (19355, 28364), (20260, 27097)]