385654880

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5981}}^1$

素因数の和:6040

約数の個数: 96

約数和(自身を含む): 1013015808

約数和(自身を除く): 627360928

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 403, 416, 496, 520, 620, 806, 992, 1040, 1240, 1612, 2015, 2080, 2480, 3224, 4030, 4960, 5981, 6448, 8060, 11962, 12896, 16120, 23924, 29905, 32240, 47848, 59810, 64480, 77753, 95696, 119620, 155506, 185411, 191392, 239240, 311012, 370822, 388765, 478480, 622024, 741644, 777530, 927055, 956960, 1244048, 1483288, 1555060, 1854110, 2410343, 2488096, 2966576, 3110120, 3708220, 4820686, 5933152, 6220240, 7416440, 9641372, 12051715, 12440480, 14832880, 19282744, 24103430, 29665760, 38565488, 48206860, 77130976, 96413720, 192827440, 385654880]

約数ペア:

[(1, 385654880), (2, 192827440), (4, 96413720), (5, 77130976), (8, 48206860), (10, 38565488), (13, 29665760), (16, 24103430), (20, 19282744), (26, 14832880), (31, 12440480), (32, 12051715), (40, 9641372), (52, 7416440), (62, 6220240), (65, 5933152), (80, 4820686), (104, 3708220), (124, 3110120), (130, 2966576), (155, 2488096), (160, 2410343), (208, 1854110), (248, 1555060), (260, 1483288), (310, 1244048), (403, 956960), (416, 927055), (496, 777530), (520, 741644), (620, 622024), (806, 478480), (992, 388765), (1040, 370822), (1240, 311012), (1612, 239240), (2015, 191392), (2080, 185411), (2480, 155506), (3224, 119620), (4030, 95696), (4960, 77753), (5981, 64480), (6448, 59810), (8060, 47848), (11962, 32240), (12896, 29905), (16120, 23924)]