200304780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{256801}}^1$

素因数の和:256826

約数の個数: 48

約数和(自身を含む): 603998304

約数和(自身を除く): 403693524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 256801, 513602, 770403, 1027204, 1284005, 1540806, 2568010, 3081612, 3338413, 3852015, 5136020, 6676826, 7704030, 10015239, 13353652, 15408060, 16692065, 20030478, 33384130, 40060956, 50076195, 66768260, 100152390, 200304780]

約数ペア:

[(1, 200304780), (2, 100152390), (3, 66768260), (4, 50076195), (5, 40060956), (6, 33384130), (10, 20030478), (12, 16692065), (13, 15408060), (15, 13353652), (20, 10015239), (26, 7704030), (30, 6676826), (39, 5136020), (52, 3852015), (60, 3338413), (65, 3081612), (78, 2568010), (130, 1540806), (156, 1284005), (195, 1027204), (260, 770403), (390, 513602), (780, 256801)]