72991100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{617}}^1$

素因数の和:664

約数の個数: 108

約数和(自身を含む): 196331184

約数和(自身を除く): 123340084

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 169, 175, 182, 260, 325, 338, 350, 364, 455, 617, 650, 676, 700, 845, 910, 1183, 1234, 1300, 1690, 1820, 2275, 2366, 2468, 3085, 3380, 4225, 4319, 4550, 4732, 5915, 6170, 8021, 8450, 8638, 9100, 11830, 12340, 15425, 16042, 16900, 17276, 21595, 23660, 29575, 30850, 32084, 40105, 43190, 56147, 59150, 61700, 80210, 86380, 104273, 107975, 112294, 118300, 160420, 200525, 208546, 215950, 224588, 280735, 401050, 417092, 431900, 521365, 561470, 729911, 802100, 1042730, 1122940, 1403675, 1459822, 2085460, 2606825, 2807350, 2919644, 3649555, 5213650, 5614700, 7299110, 10427300, 14598220, 18247775, 36495550, 72991100]

約数ペア:

[(1, 72991100), (2, 36495550), (4, 18247775), (5, 14598220), (7, 10427300), (10, 7299110), (13, 5614700), (14, 5213650), (20, 3649555), (25, 2919644), (26, 2807350), (28, 2606825), (35, 2085460), (50, 1459822), (52, 1403675), (65, 1122940), (70, 1042730), (91, 802100), (100, 729911), (130, 561470), (140, 521365), (169, 431900), (175, 417092), (182, 401050), (260, 280735), (325, 224588), (338, 215950), (350, 208546), (364, 200525), (455, 160420), (617, 118300), (650, 112294), (676, 107975), (700, 104273), (845, 86380), (910, 80210), (1183, 61700), (1234, 59150), (1300, 56147), (1690, 43190), (1820, 40105), (2275, 32084), (2366, 30850), (2468, 29575), (3085, 23660), (3380, 21595), (4225, 17276), (4319, 16900), (4550, 16042), (4732, 15425), (5915, 12340), (6170, 11830), (8021, 9100), (8450, 8638)]