157903900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20507}}^1$

素因数の和:20539

約数の個数: 72

約数和(自身を含む): 427222656

約数和(自身を除く): 269318756

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 350, 385, 550, 700, 770, 1100, 1540, 1925, 3850, 7700, 20507, 41014, 82028, 102535, 143549, 205070, 225577, 287098, 410140, 451154, 512675, 574196, 717745, 902308, 1025350, 1127885, 1435490, 1579039, 2050700, 2255770, 2870980, 3158078, 3588725, 4511540, 5639425, 6316156, 7177450, 7895195, 11278850, 14354900, 15790390, 22557700, 31580780, 39475975, 78951950, 157903900]

約数ペア:

[(1, 157903900), (2, 78951950), (4, 39475975), (5, 31580780), (7, 22557700), (10, 15790390), (11, 14354900), (14, 11278850), (20, 7895195), (22, 7177450), (25, 6316156), (28, 5639425), (35, 4511540), (44, 3588725), (50, 3158078), (55, 2870980), (70, 2255770), (77, 2050700), (100, 1579039), (110, 1435490), (140, 1127885), (154, 1025350), (175, 902308), (220, 717745), (275, 574196), (308, 512675), (350, 451154), (385, 410140), (550, 287098), (700, 225577), (770, 205070), (1100, 143549), (1540, 102535), (1925, 82028), (3850, 41014), (7700, 20507)]