65187980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{991}}^1$

素因数の和:1047

約数の個数: 96

約数和(自身を含む): 167989248

約数和(自身を除く): 102801268

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 23, 26, 44, 46, 52, 55, 65, 92, 110, 115, 130, 143, 220, 230, 253, 260, 286, 299, 460, 506, 572, 598, 715, 991, 1012, 1196, 1265, 1430, 1495, 1982, 2530, 2860, 2990, 3289, 3964, 4955, 5060, 5980, 6578, 9910, 10901, 12883, 13156, 16445, 19820, 21802, 22793, 25766, 32890, 43604, 45586, 51532, 54505, 64415, 65780, 91172, 109010, 113965, 128830, 141713, 218020, 227930, 250723, 257660, 283426, 296309, 455860, 501446, 566852, 592618, 708565, 1002892, 1185236, 1253615, 1417130, 1481545, 2507230, 2834260, 2963090, 3259399, 5014460, 5926180, 6518798, 13037596, 16296995, 32593990, 65187980]

約数ペア:

[(1, 65187980), (2, 32593990), (4, 16296995), (5, 13037596), (10, 6518798), (11, 5926180), (13, 5014460), (20, 3259399), (22, 2963090), (23, 2834260), (26, 2507230), (44, 1481545), (46, 1417130), (52, 1253615), (55, 1185236), (65, 1002892), (92, 708565), (110, 592618), (115, 566852), (130, 501446), (143, 455860), (220, 296309), (230, 283426), (253, 257660), (260, 250723), (286, 227930), (299, 218020), (460, 141713), (506, 128830), (572, 113965), (598, 109010), (715, 91172), (991, 65780), (1012, 64415), (1196, 54505), (1265, 51532), (1430, 45586), (1495, 43604), (1982, 32890), (2530, 25766), (2860, 22793), (2990, 21802), (3289, 19820), (3964, 16445), (4955, 13156), (5060, 12883), (5980, 10901), (6578, 9910)]