25128558

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1$

素因数の和:103

約数の個数: 144

約数和(自身を含む): 72465120

約数和(自身を除く): 47336562

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 23, 26, 29, 39, 42, 46, 58, 63, 69, 78, 87, 91, 117, 126, 138, 161, 174, 182, 203, 207, 234, 261, 273, 299, 322, 377, 406, 414, 483, 522, 529, 546, 598, 609, 667, 754, 819, 897, 966, 1058, 1131, 1218, 1334, 1449, 1587, 1638, 1794, 1827, 2001, 2093, 2262, 2639, 2691, 2898, 3174, 3393, 3654, 3703, 4002, 4186, 4669, 4761, 5278, 5382, 6003, 6279, 6786, 6877, 7406, 7917, 8671, 9338, 9522, 11109, 12006, 12558, 13754, 14007, 15341, 15834, 17342, 18837, 20631, 22218, 23751, 26013, 28014, 30682, 33327, 37674, 41262, 42021, 46023, 47502, 48139, 52026, 60697, 61893, 66654, 78039, 84042, 92046, 96278, 107387, 121394, 123786, 138069, 144417, 156078, 182091, 199433, 214774, 276138, 288834, 322161, 364182, 398866, 433251, 546273, 598299, 644322, 866502, 966483, 1092546, 1196598, 1396031, 1794897, 1932966, 2792062, 3589794, 4188093, 8376186, 12564279, 25128558]

約数ペア:

[(1, 25128558), (2, 12564279), (3, 8376186), (6, 4188093), (7, 3589794), (9, 2792062), (13, 1932966), (14, 1794897), (18, 1396031), (21, 1196598), (23, 1092546), (26, 966483), (29, 866502), (39, 644322), (42, 598299), (46, 546273), (58, 433251), (63, 398866), (69, 364182), (78, 322161), (87, 288834), (91, 276138), (117, 214774), (126, 199433), (138, 182091), (161, 156078), (174, 144417), (182, 138069), (203, 123786), (207, 121394), (234, 107387), (261, 96278), (273, 92046), (299, 84042), (322, 78039), (377, 66654), (406, 61893), (414, 60697), (483, 52026), (522, 48139), (529, 47502), (546, 46023), (598, 42021), (609, 41262), (667, 37674), (754, 33327), (819, 30682), (897, 28014), (966, 26013), (1058, 23751), (1131, 22218), (1218, 20631), (1334, 18837), (1449, 17342), (1587, 15834), (1638, 15341), (1794, 14007), (1827, 13754), (2001, 12558), (2093, 12006), (2262, 11109), (2639, 9522), (2691, 9338), (2898, 8671), (3174, 7917), (3393, 7406), (3654, 6877), (3703, 6786), (4002, 6279), (4186, 6003), (4669, 5382), (4761, 5278)]