398833993300

素因数分解:

$2^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{449}}^1\times {\mathrm{67807}}^1$

素因数の和:68401

約数の個数: 72

約数和(自身を含む): 874031558400

約数和(自身を除く): 475197565100

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 131, 262, 449, 524, 655, 898, 1310, 1796, 2245, 2620, 3275, 4490, 6550, 8980, 11225, 13100, 22450, 44900, 58819, 67807, 117638, 135614, 235276, 271228, 294095, 339035, 588190, 678070, 1176380, 1356140, 1470475, 1695175, 2940950, 3390350, 5881900, 6780700, 8882717, 17765434, 30445343, 35530868, 44413585, 60890686, 88827170, 121781372, 152226715, 177654340, 222067925, 304453430, 444135850, 608906860, 761133575, 888271700, 1522267150, 3044534300, 3988339933, 7976679866, 15953359732, 19941699665, 39883399330, 79766798660, 99708498325, 199416996650, 398833993300]

約数ペア:

[(1, 398833993300), (2, 199416996650), (4, 99708498325), (5, 79766798660), (10, 39883399330), (20, 19941699665), (25, 15953359732), (50, 7976679866), (100, 3988339933), (131, 3044534300), (262, 1522267150), (449, 888271700), (524, 761133575), (655, 608906860), (898, 444135850), (1310, 304453430), (1796, 222067925), (2245, 177654340), (2620, 152226715), (3275, 121781372), (4490, 88827170), (6550, 60890686), (8980, 44413585), (11225, 35530868), (13100, 30445343), (22450, 17765434), (44900, 8882717), (58819, 6780700), (67807, 5881900), (117638, 3390350), (135614, 2940950), (235276, 1695175), (271228, 1470475), (294095, 1356140), (339035, 1176380), (588190, 678070)]