25754560

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:222

約数の個数: 112

約数和(自身を含む): 68104512

約数和(自身を除く): 42349952

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 41, 52, 64, 65, 80, 82, 104, 130, 151, 160, 164, 205, 208, 260, 302, 320, 328, 410, 416, 520, 533, 604, 656, 755, 820, 832, 1040, 1066, 1208, 1312, 1510, 1640, 1963, 2080, 2132, 2416, 2624, 2665, 3020, 3280, 3926, 4160, 4264, 4832, 5330, 6040, 6191, 6560, 7852, 8528, 9664, 9815, 10660, 12080, 12382, 13120, 15704, 17056, 19630, 21320, 24160, 24764, 30955, 31408, 34112, 39260, 42640, 48320, 49528, 61910, 62816, 78520, 80483, 85280, 99056, 123820, 125632, 157040, 160966, 170560, 198112, 247640, 314080, 321932, 396224, 402415, 495280, 628160, 643864, 804830, 990560, 1287728, 1609660, 1981120, 2575456, 3219320, 5150912, 6438640, 12877280, 25754560]

約数ペア:

[(1, 25754560), (2, 12877280), (4, 6438640), (5, 5150912), (8, 3219320), (10, 2575456), (13, 1981120), (16, 1609660), (20, 1287728), (26, 990560), (32, 804830), (40, 643864), (41, 628160), (52, 495280), (64, 402415), (65, 396224), (80, 321932), (82, 314080), (104, 247640), (130, 198112), (151, 170560), (160, 160966), (164, 157040), (205, 125632), (208, 123820), (260, 99056), (302, 85280), (320, 80483), (328, 78520), (410, 62816), (416, 61910), (520, 49528), (533, 48320), (604, 42640), (656, 39260), (755, 34112), (820, 31408), (832, 30955), (1040, 24764), (1066, 24160), (1208, 21320), (1312, 19630), (1510, 17056), (1640, 15704), (1963, 13120), (2080, 12382), (2132, 12080), (2416, 10660), (2624, 9815), (2665, 9664), (3020, 8528), (3280, 7852), (3926, 6560), (4160, 6191), (4264, 6040), (4832, 5330)]