315992300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7841}}^1$

素因数の和:7899

約数の個数: 72

約数和(自身を含む): 762367872

約数和(自身を除く): 446375572

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 155, 260, 310, 325, 403, 620, 650, 775, 806, 1300, 1550, 1612, 2015, 3100, 4030, 7841, 8060, 10075, 15682, 20150, 31364, 39205, 40300, 78410, 101933, 156820, 196025, 203866, 243071, 392050, 407732, 486142, 509665, 784100, 972284, 1019330, 1215355, 2038660, 2430710, 2548325, 3159923, 4861420, 5096650, 6076775, 6319846, 10193300, 12153550, 12639692, 15799615, 24307100, 31599230, 63198460, 78998075, 157996150, 315992300]

約数ペア:

[(1, 315992300), (2, 157996150), (4, 78998075), (5, 63198460), (10, 31599230), (13, 24307100), (20, 15799615), (25, 12639692), (26, 12153550), (31, 10193300), (50, 6319846), (52, 6076775), (62, 5096650), (65, 4861420), (100, 3159923), (124, 2548325), (130, 2430710), (155, 2038660), (260, 1215355), (310, 1019330), (325, 972284), (403, 784100), (620, 509665), (650, 486142), (775, 407732), (806, 392050), (1300, 243071), (1550, 203866), (1612, 196025), (2015, 156820), (3100, 101933), (4030, 78410), (7841, 40300), (8060, 39205), (10075, 31364), (15682, 20150)]