28540105105

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{269}}^1\times {\mathrm{823}}^1$

素因数の和:1198

約数の個数: 64

約数和(自身を含む): 38444544000

約数和(自身を除く): 9904438895

約数列:

[1, 5, 19, 23, 59, 95, 115, 269, 295, 437, 823, 1121, 1345, 1357, 2185, 4115, 5111, 5605, 6187, 6785, 15637, 15871, 18929, 25555, 25783, 30935, 48557, 78185, 79355, 94645, 117553, 128915, 221387, 242785, 301549, 359651, 365033, 587765, 922583, 1106935, 1116811, 1507745, 1798255, 1825165, 4206353, 4612915, 5091901, 5584055, 6935627, 13061833, 21031765, 21219409, 25459505, 34678135, 65309165, 96746119, 106097045, 248174827, 300422159, 483730595, 1240874135, 1502110795, 5708021021, 28540105105]

約数ペア:

[(1, 28540105105), (5, 5708021021), (19, 1502110795), (23, 1240874135), (59, 483730595), (95, 300422159), (115, 248174827), (269, 106097045), (295, 96746119), (437, 65309165), (823, 34678135), (1121, 25459505), (1345, 21219409), (1357, 21031765), (2185, 13061833), (4115, 6935627), (5111, 5584055), (5605, 5091901), (6187, 4612915), (6785, 4206353), (15637, 1825165), (15871, 1798255), (18929, 1507745), (25555, 1116811), (25783, 1106935), (30935, 922583), (48557, 587765), (78185, 365033), (79355, 359651), (94645, 301549), (117553, 242785), (128915, 221387)]