291299450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{229}}^1$

素因数の和:376

約数の個数: 96

約数和(自身を含む): 622876800

約数和(自身を除く): 331577350

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 103, 130, 190, 206, 229, 247, 325, 458, 475, 494, 515, 650, 950, 1030, 1145, 1235, 1339, 1957, 2290, 2470, 2575, 2678, 2977, 3914, 4351, 5150, 5725, 5954, 6175, 6695, 8702, 9785, 11450, 12350, 13390, 14885, 19570, 21755, 23587, 25441, 29770, 33475, 43510, 47174, 48925, 50882, 56563, 66950, 74425, 97850, 108775, 113126, 117935, 127205, 148850, 217550, 235870, 254410, 282815, 306631, 448153, 565630, 589675, 613262, 636025, 896306, 1179350, 1272050, 1414075, 1533155, 2240765, 2828150, 3066310, 4481530, 5825989, 7665775, 11203825, 11651978, 15331550, 22407650, 29129945, 58259890, 145649725, 291299450]

約数ペア:

[(1, 291299450), (2, 145649725), (5, 58259890), (10, 29129945), (13, 22407650), (19, 15331550), (25, 11651978), (26, 11203825), (38, 7665775), (50, 5825989), (65, 4481530), (95, 3066310), (103, 2828150), (130, 2240765), (190, 1533155), (206, 1414075), (229, 1272050), (247, 1179350), (325, 896306), (458, 636025), (475, 613262), (494, 589675), (515, 565630), (650, 448153), (950, 306631), (1030, 282815), (1145, 254410), (1235, 235870), (1339, 217550), (1957, 148850), (2290, 127205), (2470, 117935), (2575, 113126), (2678, 108775), (2977, 97850), (3914, 74425), (4351, 66950), (5150, 56563), (5725, 50882), (5954, 48925), (6175, 47174), (6695, 43510), (8702, 33475), (9785, 29770), (11450, 25441), (12350, 23587), (13390, 21755), (14885, 19570)]