81687170620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1117}}^1\times {\mathrm{10723}}^1$

素因数の和:11891

約数の個数: 96

約数和(自身を含む): 193365559296

約数和(自身を除く): 111678388676

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1117, 1364, 1705, 2234, 3410, 4468, 5585, 6820, 10723, 11170, 12287, 21446, 22340, 24574, 34627, 42892, 49148, 53615, 61435, 69254, 107230, 117953, 122870, 138508, 173135, 214460, 235906, 245740, 332413, 346270, 380897, 471812, 589765, 664826, 692540, 761794, 1179530, 1329652, 1523588, 1662065, 1904485, 2359060, 3324130, 3656543, 3808970, 6648260, 7313086, 7617940, 11977591, 14626172, 18282715, 23955182, 36565430, 47910364, 59887955, 73130860, 119775910, 131753501, 239551820, 263507002, 371305321, 527014004, 658767505, 742610642, 1317535010, 1485221284, 1856526605, 2635070020, 3713053210, 4084358531, 7426106420, 8168717062, 16337434124, 20421792655, 40843585310, 81687170620]

約数ペア:

[(1, 81687170620), (2, 40843585310), (4, 20421792655), (5, 16337434124), (10, 8168717062), (11, 7426106420), (20, 4084358531), (22, 3713053210), (31, 2635070020), (44, 1856526605), (55, 1485221284), (62, 1317535010), (110, 742610642), (124, 658767505), (155, 527014004), (220, 371305321), (310, 263507002), (341, 239551820), (620, 131753501), (682, 119775910), (1117, 73130860), (1364, 59887955), (1705, 47910364), (2234, 36565430), (3410, 23955182), (4468, 18282715), (5585, 14626172), (6820, 11977591), (10723, 7617940), (11170, 7313086), (12287, 6648260), (21446, 3808970), (22340, 3656543), (24574, 3324130), (34627, 2359060), (42892, 1904485), (49148, 1662065), (53615, 1523588), (61435, 1329652), (69254, 1179530), (107230, 761794), (117953, 692540), (122870, 664826), (138508, 589765), (173135, 471812), (214460, 380897), (235906, 346270), (245740, 332413)]