98308750

素因数分解:

$2^1\times 5^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:155

約数の個数: 80

約数和(自身を含む): 197936640

約数和(自身を除く): 99627890

約数列:

[1, 2, 5, 10, 25, 31, 43, 50, 59, 62, 86, 118, 125, 155, 215, 250, 295, 310, 430, 590, 625, 775, 1075, 1250, 1333, 1475, 1550, 1829, 2150, 2537, 2666, 2950, 3658, 3875, 5074, 5375, 6665, 7375, 7750, 9145, 10750, 12685, 13330, 14750, 18290, 19375, 25370, 26875, 33325, 36875, 38750, 45725, 53750, 63425, 66650, 73750, 78647, 91450, 126850, 157294, 166625, 228625, 317125, 333250, 393235, 457250, 634250, 786470, 833125, 1143125, 1585625, 1666250, 1966175, 2286250, 3171250, 3932350, 9830875, 19661750, 49154375, 98308750]

約数ペア:

[(1, 98308750), (2, 49154375), (5, 19661750), (10, 9830875), (25, 3932350), (31, 3171250), (43, 2286250), (50, 1966175), (59, 1666250), (62, 1585625), (86, 1143125), (118, 833125), (125, 786470), (155, 634250), (215, 457250), (250, 393235), (295, 333250), (310, 317125), (430, 228625), (590, 166625), (625, 157294), (775, 126850), (1075, 91450), (1250, 78647), (1333, 73750), (1475, 66650), (1550, 63425), (1829, 53750), (2150, 45725), (2537, 38750), (2666, 36875), (2950, 33325), (3658, 26875), (3875, 25370), (5074, 19375), (5375, 18290), (6665, 14750), (7375, 13330), (7750, 12685), (9145, 10750)]