964754830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{619}}^1\times {\mathrm{631}}^1$

素因数の和:1289

約数の個数: 64

約数和(自身を含む): 1974873600

約数和(自身を除く): 1010118770

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 619, 631, 1235, 1238, 1262, 2470, 3095, 3155, 6190, 6310, 8047, 8203, 11761, 11989, 16094, 16406, 23522, 23978, 40235, 41015, 58805, 59945, 80470, 82030, 117610, 119890, 152893, 155857, 305786, 311714, 390589, 764465, 779285, 781178, 1528930, 1558570, 1952945, 3905890, 5077657, 7421191, 10155314, 14842382, 25388285, 37105955, 50776570, 74211910, 96475483, 192950966, 482377415, 964754830]

約数ペア:

[(1, 964754830), (2, 482377415), (5, 192950966), (10, 96475483), (13, 74211910), (19, 50776570), (26, 37105955), (38, 25388285), (65, 14842382), (95, 10155314), (130, 7421191), (190, 5077657), (247, 3905890), (494, 1952945), (619, 1558570), (631, 1528930), (1235, 781178), (1238, 779285), (1262, 764465), (2470, 390589), (3095, 311714), (3155, 305786), (6190, 155857), (6310, 152893), (8047, 119890), (8203, 117610), (11761, 82030), (11989, 80470), (16094, 59945), (16406, 58805), (23522, 41015), (23978, 40235)]