158663440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^2$

素因数の和:189

約数の個数: 120

約数和(自身を含む): 413739144

約数和(自身を除く): 255075704

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 41, 52, 61, 65, 80, 82, 104, 122, 130, 164, 205, 208, 244, 260, 305, 328, 410, 488, 520, 533, 610, 656, 793, 820, 976, 1040, 1066, 1220, 1586, 1640, 2132, 2440, 2501, 2665, 3172, 3280, 3721, 3965, 4264, 4880, 5002, 5330, 6344, 7442, 7930, 8528, 10004, 10660, 12505, 12688, 14884, 15860, 18605, 20008, 21320, 25010, 29768, 31720, 32513, 37210, 40016, 42640, 48373, 50020, 59536, 63440, 65026, 74420, 96746, 100040, 130052, 148840, 152561, 162565, 193492, 200080, 241865, 260104, 297680, 305122, 325130, 386984, 483730, 520208, 610244, 650260, 762805, 773968, 967460, 1220488, 1300520, 1525610, 1934920, 1983293, 2440976, 2601040, 3051220, 3869840, 3966586, 6102440, 7933172, 9916465, 12204880, 15866344, 19832930, 31732688, 39665860, 79331720, 158663440]

約数ペア:

[(1, 158663440), (2, 79331720), (4, 39665860), (5, 31732688), (8, 19832930), (10, 15866344), (13, 12204880), (16, 9916465), (20, 7933172), (26, 6102440), (40, 3966586), (41, 3869840), (52, 3051220), (61, 2601040), (65, 2440976), (80, 1983293), (82, 1934920), (104, 1525610), (122, 1300520), (130, 1220488), (164, 967460), (205, 773968), (208, 762805), (244, 650260), (260, 610244), (305, 520208), (328, 483730), (410, 386984), (488, 325130), (520, 305122), (533, 297680), (610, 260104), (656, 241865), (793, 200080), (820, 193492), (976, 162565), (1040, 152561), (1066, 148840), (1220, 130052), (1586, 100040), (1640, 96746), (2132, 74420), (2440, 65026), (2501, 63440), (2665, 59536), (3172, 50020), (3280, 48373), (3721, 42640), (3965, 40016), (4264, 37210), (4880, 32513), (5002, 31720), (5330, 29768), (6344, 25010), (7442, 21320), (7930, 20008), (8528, 18605), (10004, 15860), (10660, 14884), (12505, 12688)]