621377250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{631}}^1$

素因数の和:765

約数の個数: 128

約数和(自身を含む): 1689472512

約数和(自身を除く): 1068095262

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 101, 125, 130, 150, 195, 202, 250, 303, 325, 375, 390, 505, 606, 631, 650, 750, 975, 1010, 1262, 1313, 1515, 1625, 1893, 1950, 2525, 2626, 3030, 3155, 3250, 3786, 3939, 4875, 5050, 6310, 6565, 7575, 7878, 8203, 9465, 9750, 12625, 13130, 15150, 15775, 16406, 18930, 19695, 24609, 25250, 31550, 32825, 37875, 39390, 41015, 47325, 49218, 63731, 65650, 75750, 78875, 82030, 94650, 98475, 123045, 127462, 157750, 164125, 191193, 196950, 205075, 236625, 246090, 318655, 328250, 382386, 410150, 473250, 492375, 615225, 637310, 828503, 955965, 984750, 1025375, 1230450, 1593275, 1657006, 1911930, 2050750, 2485509, 3076125, 3186550, 4142515, 4779825, 4971018, 6152250, 7966375, 8285030, 9559650, 12427545, 15932750, 20712575, 23899125, 24855090, 41425150, 47798250, 62137725, 103562875, 124275450, 207125750, 310688625, 621377250]

約数ペア:

[(1, 621377250), (2, 310688625), (3, 207125750), (5, 124275450), (6, 103562875), (10, 62137725), (13, 47798250), (15, 41425150), (25, 24855090), (26, 23899125), (30, 20712575), (39, 15932750), (50, 12427545), (65, 9559650), (75, 8285030), (78, 7966375), (101, 6152250), (125, 4971018), (130, 4779825), (150, 4142515), (195, 3186550), (202, 3076125), (250, 2485509), (303, 2050750), (325, 1911930), (375, 1657006), (390, 1593275), (505, 1230450), (606, 1025375), (631, 984750), (650, 955965), (750, 828503), (975, 637310), (1010, 615225), (1262, 492375), (1313, 473250), (1515, 410150), (1625, 382386), (1893, 328250), (1950, 318655), (2525, 246090), (2626, 236625), (3030, 205075), (3155, 196950), (3250, 191193), (3786, 164125), (3939, 157750), (4875, 127462), (5050, 123045), (6310, 98475), (6565, 94650), (7575, 82030), (7878, 78875), (8203, 75750), (9465, 65650), (9750, 63731), (12625, 49218), (13130, 47325), (15150, 41015), (15775, 39390), (16406, 37875), (18930, 32825), (19695, 31550), (24609, 25250)]