81142620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4523}}^1$

素因数の和:4571

約数の個数: 96

約数和(自身を含む): 255370752

約数和(自身を除く): 174228132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 92, 115, 130, 138, 156, 195, 230, 260, 276, 299, 345, 390, 460, 598, 690, 780, 897, 1196, 1380, 1495, 1794, 2990, 3588, 4485, 4523, 5980, 8970, 9046, 13569, 17940, 18092, 22615, 27138, 45230, 54276, 58799, 67845, 90460, 104029, 117598, 135690, 176397, 208058, 235196, 271380, 293995, 312087, 352794, 416116, 520145, 587990, 624174, 705588, 881985, 1040290, 1175980, 1248348, 1352377, 1560435, 1763970, 2080580, 2704754, 3120870, 3527940, 4057131, 5409508, 6241740, 6761885, 8114262, 13523770, 16228524, 20285655, 27047540, 40571310, 81142620]

約数ペア:

[(1, 81142620), (2, 40571310), (3, 27047540), (4, 20285655), (5, 16228524), (6, 13523770), (10, 8114262), (12, 6761885), (13, 6241740), (15, 5409508), (20, 4057131), (23, 3527940), (26, 3120870), (30, 2704754), (39, 2080580), (46, 1763970), (52, 1560435), (60, 1352377), (65, 1248348), (69, 1175980), (78, 1040290), (92, 881985), (115, 705588), (130, 624174), (138, 587990), (156, 520145), (195, 416116), (230, 352794), (260, 312087), (276, 293995), (299, 271380), (345, 235196), (390, 208058), (460, 176397), (598, 135690), (690, 117598), (780, 104029), (897, 90460), (1196, 67845), (1380, 58799), (1495, 54276), (1794, 45230), (2990, 27138), (3588, 22615), (4485, 18092), (4523, 17940), (5980, 13569), (8970, 9046)]