91637980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{191}}^1$

素因数の和:379

約数の個数: 96

約数和(自身を含む): 232243200

約数和(自身を除く): 140605220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 149, 161, 191, 230, 298, 322, 382, 460, 596, 644, 745, 764, 805, 955, 1043, 1337, 1490, 1610, 1910, 2086, 2674, 2980, 3220, 3427, 3820, 4172, 4393, 5215, 5348, 6685, 6854, 8786, 10430, 13370, 13708, 17135, 17572, 20860, 21965, 23989, 26740, 28459, 30751, 34270, 43930, 47978, 56918, 61502, 68540, 87860, 95956, 113836, 119945, 123004, 142295, 153755, 199213, 239890, 284590, 307510, 398426, 479780, 569180, 615020, 654557, 796852, 996065, 1309114, 1992130, 2618228, 3272785, 3984260, 4581899, 6545570, 9163798, 13091140, 18327596, 22909495, 45818990, 91637980]

約数ペア:

[(1, 91637980), (2, 45818990), (4, 22909495), (5, 18327596), (7, 13091140), (10, 9163798), (14, 6545570), (20, 4581899), (23, 3984260), (28, 3272785), (35, 2618228), (46, 1992130), (70, 1309114), (92, 996065), (115, 796852), (140, 654557), (149, 615020), (161, 569180), (191, 479780), (230, 398426), (298, 307510), (322, 284590), (382, 239890), (460, 199213), (596, 153755), (644, 142295), (745, 123004), (764, 119945), (805, 113836), (955, 95956), (1043, 87860), (1337, 68540), (1490, 61502), (1610, 56918), (1910, 47978), (2086, 43930), (2674, 34270), (2980, 30751), (3220, 28459), (3427, 26740), (3820, 23989), (4172, 21965), (4393, 20860), (5215, 17572), (5348, 17135), (6685, 13708), (6854, 13370), (8786, 10430)]