28914750

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:275

約数の個数: 96

約数和(自身を含む): 79724736

約数和(自身を除く): 50809986

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 71, 75, 90, 125, 142, 150, 181, 213, 225, 250, 355, 362, 375, 426, 450, 543, 639, 710, 750, 905, 1065, 1086, 1125, 1278, 1629, 1775, 1810, 2130, 2250, 2715, 3195, 3258, 3550, 4525, 5325, 5430, 6390, 8145, 8875, 9050, 10650, 12851, 13575, 15975, 16290, 17750, 22625, 25702, 26625, 27150, 31950, 38553, 40725, 45250, 53250, 64255, 67875, 77106, 79875, 81450, 115659, 128510, 135750, 159750, 192765, 203625, 231318, 321275, 385530, 407250, 578295, 642550, 963825, 1156590, 1606375, 1927650, 2891475, 3212750, 4819125, 5782950, 9638250, 14457375, 28914750]

約数ペア:

[(1, 28914750), (2, 14457375), (3, 9638250), (5, 5782950), (6, 4819125), (9, 3212750), (10, 2891475), (15, 1927650), (18, 1606375), (25, 1156590), (30, 963825), (45, 642550), (50, 578295), (71, 407250), (75, 385530), (90, 321275), (125, 231318), (142, 203625), (150, 192765), (181, 159750), (213, 135750), (225, 128510), (250, 115659), (355, 81450), (362, 79875), (375, 77106), (426, 67875), (450, 64255), (543, 53250), (639, 45250), (710, 40725), (750, 38553), (905, 31950), (1065, 27150), (1086, 26625), (1125, 25702), (1278, 22625), (1629, 17750), (1775, 16290), (1810, 15975), (2130, 13575), (2250, 12851), (2715, 10650), (3195, 9050), (3258, 8875), (3550, 8145), (4525, 6390), (5325, 5430)]